Algebra & Equations · Question 4 · Easy
If x/4 + x/6 = 10, what is x?
- 24
- 20
- 30
- 12
Answer and explanation
Answer: A. 24
Explanation: LCM 12: 3x + 2x = 120, so 5x = 120 and x = 24.
Previous: The sum of two numbers is 50 and their difference is 14. What is the larger… · Next: Ankit is 6 years older than his sister. The sum of their ages is 32. How old…
Practise algebra & equations
Try a fresh set of algebra & equations questions with an explanation after every answer, free and without signing up: Algebra & Equations practice. Or sit a full placement mock test.
More algebra & equations questions
- If 3x + 7 = 31, what is the value of x?
- If 5(x − 2) = 2x + 11, find x.
- The sum of two numbers is 50 and their difference is 14. What is the larger…
- Ankit is 6 years older than his sister. The sum of their ages is 32. How old…
- Solve: 2x + 3y = 23 and 3x − y = 7. What is x + y?
- What are the roots of x² − 5x − 24 = 0?
- If α and β are the roots of 2x² − 7x + 3 = 0, what is α + β?
- Pooja has 40 coins, all ₹5 and ₹2 coins, worth ₹131 in total. How many ₹5…
- Five years ago, a father was seven times as old as his son. Five years from…
- The sum of the digits of a two-digit number is 9. When the digits are…
More quantitative aptitude practice
Number System · HCF & LCM · Simplification · Percentages · Profit & Loss · Simple & Compound Interest · Ratio & Proportion · Averages
LogicWiz Exams home · All practice topics · Placement mock tests · Daily 10 challenge